If the selector lever will not move from P using the proper shift procedure, continue to hold down the brake pedal.

Take the vehicle to an Authorized Mazda Dealer to have the system checked.
Shift-Lock System
Manual Shift ModeWinter driving tips
When operating the Subaru Solterra in winter conditions, it is essential
to carry out thorough preparation and regular inspections before driving. Always
adapt your driving style to current weather and road conditions to ensure maximum
safety, efficiency, and vehicle performance.
Pre-winter p ...
Automatic Transaxle Controls
Various Lockouts:
Indicates that you must depress
the brake pedal and hold in the lock-release
button to shift (The ignition must be switched ON).
Indicates the shift lever can be
shifted freely into any position.
Indicates that you must hold in
the lock-release button to shift.
NO ...
Caliper (Front) Disassembly/Assembly [Mzr 2.0, Skyactiv G 2.0, Mzr 2.5]
1. Disassemble in the order indicated in the table.
1
Bleeder cap
2
Bleeder screw
3
Piston
(See Piston Disassembly Note.)
(See Piston Assembly Note.)
4
Dust seal
(See Dust Seal ...